🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.59 AU - 0.79 AU

Year: 216 Days

Day: 21.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,868,267 km

• M1: 41,439 km (0.093 R)
• M2: 423,811 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.89 AU - 1.41 AU

Year: 465 Days

Day: 16.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.18 AU - 1.48 AU

Year: 578 Days

Day: 38.6 Hours

Environment

Temp: -25 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.35 AU - 2.85 AU

Year: 1579 Days

Day: 24.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,868,267 km

• M1: 252,820 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.69 AU - 2.71 AU

Year: 1671 Days

Day: 40.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.7

Radius: 13

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.28 AU - 5.2 AU

Year: 3888 Days

Day: 13.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,868,267 km

• M1: 163,959 km (0.067 R)
• M2: 580,440 km (0.12 R)
• M3: 1,241,214 km (0.025 R)
• M4: 2,331,932 km (0.062 R)
• M5: 3,116,572 km (0.117 R)
• M6: 5,393,602 km (0.103 R)
• M7: 6,433,456 km (0.056 R)
• M8: 9,248,140 km (0.117 R)
• M9: 11,033,591 km (0.117 R)
• M10: 13,725,156 km (0.062 R)
• M11: 14,281,062 km (0.062 R)
• M12: 15,384,196 km (0.085 R)
• M13: 18,178,535 km (0.112 R)
• M14: 18,603,542 km (0.086 R)
• M15: 21,161,516 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 13.1

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.84 AU - 7.76 AU

Year: 7430 Days

Day: 9 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,868,267 km

• M1: 162,912 km (0.044 R)
• M2: 605,273 km (0.108 R)
• M3: 1,308,533 km (0.074 R)
• M4: 1,870,871 km (0.088 R)
• M5: 2,344,498 km (0.116 R)
• M6: 2,858,666 km (0.116 R)
• M7: 3,448,081 km (0.075 R)
• M8: 4,041,835 km (0.08 R)
• M9: 5,075,108 km (0.117 R)
• M10: 10,294,278 km (0.094 R)
• M11: 10,974,799 km (0.1 R)
• M12: 11,479,243 km (0.111 R)
• M13: 11,893,779 km (0.104 R)
• M14: 13,595,903 km (0.028 R)
• M15: 14,716,391 km (0.036 R)
• M16: 16,609,702 km (0.062 R)
• M17: 17,343,031 km (0.11 R)
• M18: 19,018,078 km (0.12 R)
• M19: 19,526,262 km (0.087 R)
• M20: 20,343,366 km (0.076 R)
• M21: 21,338,191 km (0.052 R)
• M22: 22,525,999 km (0.114 R)
• M23: 25,033,408 km (0.063 R)
• M24: 28,000,533 km (0.119 R)
• M25: 29,811,265 km (0.089 R)
• M26: 32,208,721 km (0.063 R)
• M27: 32,723,936 km (0.119 R)
• M28: 33,454,422 km (0.109 R)
• M29: 33,876,737 km (0.113 R)
• M30: 38,992,535 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.6

Radius: 13.8

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.12 AU - 9.48 AU

Year: 9834 Days

Day: 11.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,868,267 km

• M1: 172,187 km (0.047 R)
• M2: 760,855 km (0.104 R)
• M3: 1,589,777 km (0.032 R)
• M4: 2,293,485 km (0.063 R)
• M5: 2,946,629 km (0.084 R)
• M6: 3,603,214 km (0.097 R)
• M7: 4,249,776 km (0.101 R)
• M8: 5,061,345 km (0.116 R)
• M9: 5,809,185 km (0.103 R)
• M10: 7,882,461 km (0.093 R)
• M11: 9,198,025 km (0.118 R)
• M12: 9,838,304 km (0.086 R)
• M13: 11,938,808 km (0.07 R)
• M14: 14,505,309 km (0.078 R)
• M15: 15,122,101 km (0.046 R)
• M16: 17,214,526 km (0.081 R)
• M17: 19,642,500 km (0.057 R)
• M18: 21,172,886 km (0.115 R)
• M19: 22,047,884 km (0.115 R)
• M20: 25,256,908 km (0.098 R)
• M21: 26,241,112 km (0.034 R)
• M22: 27,624,144 km (0.108 R)
• M23: 29,838,642 km (0.056 R)
• M24: 32,169,077 km (0.06 R)
• M25: 33,752,870 km (0.073 R)
• M26: 34,946,960 km (0.086 R)
• M27: 36,394,170 km (0.118 R)
• M28: 39,885,934 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.2

Radius: 10

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.5 AU - 10.88 AU

Year: 12254 Days

Day: 14.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,868,267 km

• M1: 124,615 km (0.046 R)
• M2: 518,207 km (0.117 R)
• M3: 861,534 km (0.11 R)
• M4: 3,347,701 km (0.044 R)
• M5: 6,816,128 km (0.108 R)
• M6: 7,383,553 km (0.087 R)
• M7: 9,423,170 km (0.105 R)
• M8: 11,870,292 km (0.104 R)
• M9: 12,692,332 km (0.096 R)
• M10: 20,355,333 km (0.085 R)
• M11: 21,876,295 km (0.077 R)
• M12: 23,200,535 km (0.077 R)
• M13: 23,836,476 km (0.103 R)
• M14: 24,765,030 km (0.119 R)
• M15: 25,333,651 km (0.045 R)
• M16: 25,814,010 km (0.118 R)
• M17: 27,191,807 km (0.114 R)
• M18: 27,898,657 km (0.111 R)
• M19: 37,986,490 km (0.116 R)
• M20: 42,137,083 km (0.112 R)
• M21: 45,441,550 km (0.025 R)
• M22: 45,866,408 km (0.12 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 13,583 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit